Karsten Warholm
The Norwegian athlete is currently the world record holder in the 400 meter hurdles, which was last set by American Kevin Young at the 1992 Barcelona Olympics.
Naomi Osaka
Though she's well-known in the United States, the tennis player is representing Team Japan.
Ariarne Titmus
The Australian swimmer threatens to dethrone Team USA's Katie Ledecky in the women's 400 meter freestyle. Titmus currently has Ledecky beat by one second.
Shelly-Ann Fraser-Pryce
As the fastest woman alive, it's basically promised that Jamaica's Shelly-Ann will take home her seventh medal at the Tokyo Games. Tune in to the 100 meter to see if Shelly-Ann will beat her record of 10.63 seconds.
Quinn
The soccer player is competing on Canada's national team at the Tokyo Games, making them one of the first openly transgender athletes to participate in the Olympics.
Zhu Ting
China's decision to make her the country's first female flag-bearer for the Summer Games' Opening Ceremony speaks to Zhu's talent. She's widely favored to lead the women's volleyball team to the podium.
Eliud Kipchoge
The Kenyan long-distance runner made history when he became the first athlete to run a marathon in under an hour in 2019. At the time, it wasn't considered a world record, as he had a team guiding him throughout the run, but he's definitely one to watch.
Sky Brown
All eyes are on Team Great Britain's youngest competitor, 13-year-old Sky Brown, who is set to participate in skateboarding, one of four new Olympic sports.
Tingmao Shi
The Chinese diver is a tough competitor, as she's won four Asian Games, six World Cup, seven World Championships and two Olympic gold medals in the 3m and 3m synchro.
Janja Garnbret
For the first time, viewers can watch competitors scale rock climbing walls and this 22-year-old Slovenian climber is favored to take home the gold in the women's section.
Stephanie Gilmore
Now that surfing is officially an Olympic sport, Australia is sending the 7-time world champion to represent them in Tokyo.
Laurel Hubbard
The New Zealand weightlifter is one of the first openly transgender athletes to compete in the Olympic Games.